皱果茶 Camellia rhytidocarpa Hung T.Chang & S.Ye LiangCamellia rhytidocarpa

Camellia rhytidocarpa, Subgenus Camellia, Sect. Tuburculata, Chang Hung-ta and Bruce Bartholomew (1984). Camellias, p.70: Camellia rhytidocarpa Chang & Liang in Chang, Acta Sci. Nat. Univ. Sunyatseni, monogr. ser. 1: 49. 1981. [Description] Shrub 3 m tall, branchlets glabrous. Leaves coriaceous, oblong, 6-9.5 cm long, 2.5-3.5 cm wide, apices acuminate, bases obtuse or nearly rounded; olive-green above in thedry state, shiny; yellowish-green below, glabrous; lateral veins 6-7 pairs, marginssharply serrate; petioles 8-12 mm long, glabrous. Flowers terminal, white, sessile; bracts and sepals 10, gradually becoming large from outer to inner, outer 3 crescentshaped, inner 7 ovoid, 1-1.4 cm long, exterior sericeous; petals ca. 6,3. 2 cm long, basal 2/5 connate; free filaments and filament tube glabrous, filament tube adnate withpetals; ovaries pilose; styles 3-parted, 2 cm long, glabrous. Capsules globose, 2-2. 5 cmin diameter, 1-2-locular, 1 seeded; sometimes bi-globose, 2-locular, 1 seed per locule; exterior tuberculate or rugose; seeds globose, dark brown, exterior pubescent.

Gao Jiyin, Clifford R. Parks, Du Yueqiang, 2005, Collected Species of the Genus Camellia an Illustrated Outline，p.280-281. Flowers are pure white, 5.0-6.0 cm in diameter, borne singly at the tip of the shoot and in leaf axils. Perules 8-11, brown, gray-tomentose on both sides. Petals 6-9, 3.2-4.8 cm long, 1.5-2.0 cm wide, obovate to long-ovate, basal one-third connate. Androecium glabrous, 2.0-3.5 cm long, filaments white to pale yellow, fused 1.3-2.0 cm from the base, approximately 150 anthers. Gynoecium 2.0-3.8 cm long, 3 styles, free, not fused at the base, lightly tomentose, ovary tuberculate and glabrous with a ring of hair at the base of the ovary. Blooming season: early autumn to early winter. Capsules globose, 2.0-2.5 cm in diameter, 1-2 locules, surface tuberculate. Seeds tomentose. The oil content of the seed kernel is 41.5%.Leaves elliptic or narrowly elliptic, tip acuminate to long acuminate, base cuneate to rounded, 6.0-16.4 cm long, 2.5-5.6 cm wide, sharply serrulate, teeth spaced 2.0-6.0 mm apart, upper surface glabrous, midrib and major veins impressed, lower surface slightly villous along the midrib and sometimes on the blade, midrib and major veins raised. Petioles 6-12 mm long, glabrous. Shrub up to 3 m tall, young shoots glabrous, tan in color, ridged, older branches smooth and gray in color. Distribution: Northeastern Guangxi, the Chishui area of Guizhou Province and in southwestern Hunan Province; Elevation: 500-1,100 m; Specific locality: Group 3, Daling Village, Hutoushan, Yuanhou Town, Chishui City, Guizhou Province, China.

Camellia rhytidocarpa has most recently been assessed for The IUCN Red List of Threatened Species in 2015. Camellia rhytidocarpa is listed as Least Concern.

皱果茶Camellia rhytidocarpa Chang et S.Y Liang, sp. nov. 张宏达，1981. 《山茶属植物的系统研究》第49页。【标本】广西：龙胜，天平山，1957年11月19日，覃灝富700908(模式Typus! in Bot. Inst. Austro-Sin.)700700,700895；大苗山，陈少卿 16727；百色，梁盛业25，东兰，广西林业调查队46427。湖南：黔阳，李泽棠500。贵州：赤水，北京植物所毕节队1278。【形态特征】灌木，高3米，嫩枝无毛。叶革质，长圆形，长6-9.5厘米，宽2.5-3.5厘 米，先端渐尖，基部钝或近圆形，上面干后橄榄绿色，发亮，下面黄绿色，无毛，侧脉6-7对，边缘有锐利锯齿，叶柄长8-12毫米，无毛。花顶生，白色，无柄；苞片及萼片10片，逐渐增大，最下3片半月形，内侧7片卵圆形，长1-1.4厘米，背面有绢毛。花瓣6片，长3.2厘米，基部2/5连生，游离部份倒卵形，最外侧1-2片较短，外侧有毛。雄蕊长2-2.2毫米，外轮花丝基部连生1.3厘米，游离花丝及花丝管均无毛，花丝管与花瓣连生。子房有毛，花柱3条，长2厘米，无毛。蒴果球形，直径2-2.5厘米，1室，有种子1粒，或为双球形，2室，每室有种子1粒，表面多瘤状突起及皱摺；种子球形，褐色，表面有毛。

高继银、帕克斯、杜跃强，2005. 《山茶属植物主要原种彩色图集》浙江科学技术出版社，第280-281页。花洁白色，花径5.0~6.0厘米，单花顶生和腋生。鱗片8~11枚，褐色，两面被灰色柔毛。花瓣6~9枚，长3.2~4.8厘米，宽1.5-2.0厘米，倒卵形至长卵圆形，基部1/3合生。雄蕊无毛，长2.0~3.5厘米，花丝白色至淡黄色，基部连生1.3~2.0厘米，雄蕊约150枚。雌蕊长2.0~3.8厘米，花柱3条，基部离生，略被柔毛，子房有瘤状凸起，基部有一圈毛环，其余部分无毛。花期秋初至冬初。蒴果球形，直径2.0~2.5厘米，1~2室，果皮有很多瘤状凸起。种子被绒毛。种仁含油率为41.54%。叶椭圆形或窄椭圆形，先端渐尖至长尖，基部楔形至圆形，长6.0~16.4厘米，宽2.5~5.6厘米，叶齿细尖，齿距2~6毫米，叶面无毛，中脉和侧脉凹陷，叶背沿中豚略被长柔毛，中脉和侧脉凸起。叶柄长6~12毫米，无毛。灌木，高可达3米，嫩枝无毛，棕褐色，有棱角，老枝光滑，褐色。分布：广西壮族自治区东北部、贵州省赤水地区及湖南省西南部，海拔500-1100米。可寻地点:贵州省赤水市元厚镇虎头山大岭3组。

皱果茶最近一次于 2015年进行了IUCN濒危等级评估，被评为无危 Least Concern（LC）。